deny (one)self
To deprive oneself of something. I'm denying myself desserts right now, while I'm on this diet.
justice delayed is justice denied
Justice served at a later time has as little impact as justice not being served at all. A: "We need to get this matter before a judge quickly." B: "Of course. Justice delayed is justice denied."
deny (something) to (someone or something)
To keep one from doing, having, or accessing something. I would never deny a great opportunity to you! You should follow your dreams! They don't want to get divorced and deny a stable home to their children.